Method: 1. Heat a pan of water to a boil. 2. Add the mixed vegetables and cook for a minute. 3. Drain well and keep aside. 4. Heat oil in a pan over high flame. 5. Add the chicken pieces and stir-fry for 2 minutes or until cooked. 6. Add the mixed vegetables, oyster sauce, sweet chilli sauce and cook for 2 minutes. 7. Add the cashew nuts and mix well. 8. Serve with cooked rice.